{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949300,-0.314370,0.000000,0.000000,0.175814,-0.530905,0.828993,0.000000,-0.260061,0.785304,0.561841,0.000000,-1660462.736162,5014078.348705,3563276.919307,1],    "boundingVolume": {    "region": [1.890539,0.596599,1.890640,0.596620,0.000000,11.207473]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/9_1420156.b3dm"}}}